Try to fix the macos x app artefacts.

See
https://travis-ci.community/t/pysolfc-2-5-4-tag-deploying-of-an-app-macos-app-silently-fails/854/2
.

.travis.yml

@@ -32,11 +32,13 @@ script:
     - "sh -x scripts/travis-ci-build"
     - if test "$TRAVIS_OS_NAME" = "osx" ; then PYTHONPATH="`pwd`" python3 setup_osx.py py2app ; fi
     - if test "$TRAVIS_OS_NAME" = "osx" ; then find . -iname '*.app' ; fi
+    - if test "$TRAVIS_OS_NAME" = "osx" ; then (cd dist; tar -cvf ../PySolFC.app.tar PySolFC.app/ ; ); xz PySolFC.app.tar ; fi
 deploy:
     provider: releases
     api_key:
         secure: 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
-    file: dist/PySolFC.app
+    # file: dist/PySolFC.app
+    file: PySolFC.app.tar.xz
     on:
         repo: shlomif/PySolFC
         tags: true

pysollib/settings.py

@@ -32,7 +32,7 @@ def n_(x):                        # for gettext
 TITLE = 'PySol'
 PACKAGE_URL = 'http://pysolfc.sourceforge.net/'
 
-VERSION_TUPLE = (2, 5, 4)
+VERSION_TUPLE = (2, 5, 5)
 VERSION = '.'.join(map(str, VERSION_TUPLE))
 
 # Tk windowing system (auto set up in init.py)